1907 lines
55 KiB
PHP
1907 lines
55 KiB
PHP
<?php
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/**
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* @file src/App.php
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*/
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namespace Friendica;
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use Detection\MobileDetect;
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use DOMDocument;
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use DOMXPath;
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use Exception;
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use Friendica\Database\DBA;
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use Friendica\Network\HTTPException\InternalServerErrorException;
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require_once 'boot.php';
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require_once 'include/text.php';
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/**
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*
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* class: App
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*
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* @brief Our main application structure for the life of this page.
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*
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* Primarily deals with the URL that got us here
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* and tries to make some sense of it, and
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* stores our page contents and config storage
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* and anything else that might need to be passed around
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* before we spit the page out.
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*
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*/
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class App
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{
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public $module_loaded = false;
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public $module_class = null;
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public $query_string = '';
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public $config = [];
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public $page = [];
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public $profile;
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public $profile_uid;
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public $user;
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public $cid;
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public $contact;
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public $contacts;
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public $page_contact;
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public $content;
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public $data = [];
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public $error = false;
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public $cmd = '';
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public $argv;
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public $argc;
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public $module;
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public $timezone;
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public $interactive = true;
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public $identities;
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public $is_mobile = false;
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public $is_tablet = false;
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public $performance = [];
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public $callstack = [];
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public $theme_info = [];
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public $category;
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// Allow themes to control internal parameters
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// by changing App values in theme.php
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public $sourcename = '';
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public $videowidth = 425;
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public $videoheight = 350;
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public $force_max_items = 0;
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public $theme_events_in_profile = true;
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public $stylesheets = [];
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public $footerScripts = [];
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/**
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* @var App\Mode The Mode of the Application
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*/
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private $mode;
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/**
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* @var string The App base path
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*/
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private $basePath;
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/**
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* @var string The App URL path
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*/
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private $urlPath;
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/**
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* @var bool true, if the call is from the Friendica APP, otherwise false
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*/
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private $isFriendicaApp;
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/**
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* @var bool true, if the call is from an backend node (f.e. worker)
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*/
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private $isBackend;
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/**
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* @var string The name of the current theme
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*/
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private $currentTheme;
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/**
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* @var bool check if request was an AJAX (xmlhttprequest) request
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*/
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private $isAjax;
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/**
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* Register a stylesheet file path to be included in the <head> tag of every page.
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* Inclusion is done in App->initHead().
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* The path can be absolute or relative to the Friendica installation base folder.
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*
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* @see initHead()
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*
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* @param string $path
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*/
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public function registerStylesheet($path)
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{
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$url = str_replace($this->getBasePath() . DIRECTORY_SEPARATOR, '', $path);
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$this->stylesheets[] = trim($url, '/');
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}
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/**
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* Register a javascript file path to be included in the <footer> tag of every page.
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* Inclusion is done in App->initFooter().
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* The path can be absolute or relative to the Friendica installation base folder.
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*
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* @see initFooter()
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*
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* @param string $path
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*/
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public function registerFooterScript($path)
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{
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$url = str_replace($this->getBasePath() . DIRECTORY_SEPARATOR, '', $path);
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$this->footerScripts[] = trim($url, '/');
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}
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public $process_id;
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public $queue;
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private $scheme;
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private $hostname;
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/**
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* @brief App constructor.
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*
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* @param string $basePath Path to the app base folder
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* @param bool $isBackend Whether it is used for backend or frontend (Default true=backend)
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*
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* @throws Exception if the Basepath is not usable
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*/
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public function __construct($basePath, $isBackend = true)
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{
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if (!static::isDirectoryUsable($basePath, false)) {
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throw new Exception('Basepath ' . $basePath . ' isn\'t usable.');
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}
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BaseObject::setApp($this);
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$this->basePath = rtrim($basePath, DIRECTORY_SEPARATOR);
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$this->checkBackend($isBackend);
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$this->checkFriendicaApp();
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$this->performance['start'] = microtime(true);
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$this->performance['database'] = 0;
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$this->performance['database_write'] = 0;
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$this->performance['cache'] = 0;
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$this->performance['cache_write'] = 0;
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$this->performance['network'] = 0;
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$this->performance['file'] = 0;
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$this->performance['rendering'] = 0;
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$this->performance['parser'] = 0;
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$this->performance['marktime'] = 0;
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$this->performance['markstart'] = microtime(true);
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$this->callstack['database'] = [];
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$this->callstack['database_write'] = [];
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$this->callstack['cache'] = [];
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$this->callstack['cache_write'] = [];
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$this->callstack['network'] = [];
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$this->callstack['file'] = [];
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$this->callstack['rendering'] = [];
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$this->callstack['parser'] = [];
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$this->mode = new App\Mode($basePath);
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$this->reload();
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set_time_limit(0);
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// This has to be quite large to deal with embedded private photos
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ini_set('pcre.backtrack_limit', 500000);
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$this->scheme = 'http';
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if (!empty($_SERVER['HTTPS']) ||
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!empty($_SERVER['HTTP_FORWARDED']) && preg_match('/proto=https/', $_SERVER['HTTP_FORWARDED']) ||
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!empty($_SERVER['HTTP_X_FORWARDED_PROTO']) && $_SERVER['HTTP_X_FORWARDED_PROTO'] == 'https' ||
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!empty($_SERVER['HTTP_X_FORWARDED_SSL']) && $_SERVER['HTTP_X_FORWARDED_SSL'] == 'on' ||
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!empty($_SERVER['FRONT_END_HTTPS']) && $_SERVER['FRONT_END_HTTPS'] == 'on' ||
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!empty($_SERVER['SERVER_PORT']) && (intval($_SERVER['SERVER_PORT']) == 443) // XXX: reasonable assumption, but isn't this hardcoding too much?
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) {
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$this->scheme = 'https';
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}
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if (!empty($_SERVER['SERVER_NAME'])) {
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$this->hostname = $_SERVER['SERVER_NAME'];
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if (!empty($_SERVER['SERVER_PORT']) && $_SERVER['SERVER_PORT'] != 80 && $_SERVER['SERVER_PORT'] != 443) {
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$this->hostname .= ':' . $_SERVER['SERVER_PORT'];
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}
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}
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set_include_path(
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get_include_path() . PATH_SEPARATOR
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. $this->getBasePath() . DIRECTORY_SEPARATOR . 'include' . PATH_SEPARATOR
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. $this->getBasePath() . DIRECTORY_SEPARATOR . 'library' . PATH_SEPARATOR
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. $this->getBasePath());
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if (!empty($_SERVER['QUERY_STRING']) && strpos($_SERVER['QUERY_STRING'], 'pagename=') === 0) {
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$this->query_string = substr($_SERVER['QUERY_STRING'], 9);
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} elseif (!empty($_SERVER['QUERY_STRING']) && strpos($_SERVER['QUERY_STRING'], 'q=') === 0) {
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$this->query_string = substr($_SERVER['QUERY_STRING'], 2);
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}
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// removing trailing / - maybe a nginx problem
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$this->query_string = ltrim($this->query_string, '/');
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if (!empty($_GET['pagename'])) {
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$this->cmd = trim($_GET['pagename'], '/\\');
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} elseif (!empty($_GET['q'])) {
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$this->cmd = trim($_GET['q'], '/\\');
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}
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// fix query_string
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$this->query_string = str_replace($this->cmd . '&', $this->cmd . '?', $this->query_string);
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// unix style "homedir"
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if (substr($this->cmd, 0, 1) === '~') {
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$this->cmd = 'profile/' . substr($this->cmd, 1);
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}
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// Diaspora style profile url
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if (substr($this->cmd, 0, 2) === 'u/') {
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$this->cmd = 'profile/' . substr($this->cmd, 2);
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}
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/*
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* Break the URL path into C style argc/argv style arguments for our
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* modules. Given "http://example.com/module/arg1/arg2", $this->argc
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* will be 3 (integer) and $this->argv will contain:
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* [0] => 'module'
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* [1] => 'arg1'
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* [2] => 'arg2'
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*
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*
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* There will always be one argument. If provided a naked domain
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* URL, $this->argv[0] is set to "home".
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*/
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$this->argv = explode('/', $this->cmd);
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$this->argc = count($this->argv);
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if ((array_key_exists('0', $this->argv)) && strlen($this->argv[0])) {
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$this->module = str_replace('.', '_', $this->argv[0]);
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$this->module = str_replace('-', '_', $this->module);
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} else {
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$this->argc = 1;
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$this->argv = ['home'];
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$this->module = 'home';
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}
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// Detect mobile devices
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$mobile_detect = new MobileDetect();
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$this->is_mobile = $mobile_detect->isMobile();
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$this->is_tablet = $mobile_detect->isTablet();
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$this->isAjax = strtolower(defaults($_SERVER, 'HTTP_X_REQUESTED_WITH', '')) == 'xmlhttprequest';
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// Register template engines
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Core\Renderer::registerTemplateEngine('Friendica\Render\FriendicaSmartyEngine');
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}
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/**
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* Returns the Mode of the Application
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*
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* @return App\Mode The Application Mode
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*
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* @throws InternalServerErrorException when the mode isn't created
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*/
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public function getMode()
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{
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if (empty($this->mode)) {
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throw new InternalServerErrorException('Mode of the Application is not defined');
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}
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return $this->mode;
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}
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/**
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* Reloads the whole app instance
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*/
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public function reload()
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{
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// The order of the following calls is important to ensure proper initialization
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$this->loadConfigFiles();
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$this->loadDatabase();
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$this->getMode()->determine($this->getBasePath());
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$this->determineURLPath();
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Core\Config::load();
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if ($this->getMode()->has(App\Mode::DBAVAILABLE)) {
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Core\Hook::loadHooks();
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$this->loadAddonConfig();
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}
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$this->loadDefaultTimezone();
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Core\L10n::init();
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$this->process_id = Core\System::processID('log');
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}
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/**
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* Load the configuration files
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*
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* First loads the default value for all the configuration keys, then the legacy configuration files, then the
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* expected local.config.php
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*/
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private function loadConfigFiles()
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{
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$this->loadConfigFile($this->getBasePath() . '/config/defaults.config.php');
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$this->loadConfigFile($this->getBasePath() . '/config/settings.config.php');
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// Legacy .htconfig.php support
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if (file_exists($this->getBasePath() . '/.htpreconfig.php')) {
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$a = $this;
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include $this->getBasePath() . '/.htpreconfig.php';
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}
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// Legacy .htconfig.php support
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if (file_exists($this->getBasePath() . '/.htconfig.php')) {
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$a = $this;
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include $this->getBasePath() . '/.htconfig.php';
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$this->setConfigValue('database', 'hostname', $db_host);
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$this->setConfigValue('database', 'username', $db_user);
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$this->setConfigValue('database', 'password', $db_pass);
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$this->setConfigValue('database', 'database', $db_data);
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if (isset($a->config['system']['db_charset'])) {
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$this->setConfigValue('database', 'charset', $a->config['system']['db_charset']);
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}
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unset($db_host, $db_user, $db_pass, $db_data);
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if (isset($default_timezone)) {
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$this->setConfigValue('system', 'default_timezone', $default_timezone);
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unset($default_timezone);
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}
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if (isset($pidfile)) {
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$this->setConfigValue('system', 'pidfile', $pidfile);
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unset($pidfile);
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}
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if (isset($lang)) {
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$this->setConfigValue('system', 'language', $lang);
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unset($lang);
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}
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}
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if (file_exists($this->getBasePath() . '/config/local.config.php')) {
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$this->loadConfigFile($this->getBasePath() . '/config/local.config.php', true);
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} elseif (file_exists($this->getBasePath() . '/config/local.ini.php')) {
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$this->loadINIConfigFile($this->getBasePath() . '/config/local.ini.php', true);
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}
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}
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/**
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* Tries to load the specified legacy configuration file into the App->config array.
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* Doesn't overwrite previously set values by default to prevent default config files to supersede DB Config.
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*
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* @deprecated since version 2018.12
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* @param string $filepath
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* @param bool $overwrite Force value overwrite if the config key already exists
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* @throws Exception
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*/
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public function loadINIConfigFile($filepath, $overwrite = false)
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{
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if (!file_exists($filepath)) {
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throw new Exception('Error parsing non-existent INI config file ' . $filepath);
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}
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$contents = include($filepath);
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$config = parse_ini_string($contents, true, INI_SCANNER_TYPED);
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if ($config === false) {
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throw new Exception('Error parsing INI config file ' . $filepath);
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}
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$this->loadConfigArray($config, $overwrite);
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}
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/**
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* Tries to load the specified configuration file into the App->config array.
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* Doesn't overwrite previously set values by default to prevent default config files to supersede DB Config.
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*
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* The config format is PHP array and the template for configuration files is the following:
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*
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* <?php return [
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* 'section' => [
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* 'key' => 'value',
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* ],
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* ];
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*
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* @param string $filepath
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* @param bool $overwrite Force value overwrite if the config key already exists
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* @throws Exception
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*/
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public function loadConfigFile($filepath, $overwrite = false)
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{
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if (!file_exists($filepath)) {
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throw new Exception('Error loading non-existent config file ' . $filepath);
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}
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$config = include($filepath);
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if (!is_array($config)) {
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throw new Exception('Error loading config file ' . $filepath);
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}
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$this->loadConfigArray($config, $overwrite);
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}
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/**
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* Loads addons configuration files
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*
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* First loads all activated addons default configuration through the load_config hook, then load the local.config.php
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* again to overwrite potential local addon configuration.
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*/
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private function loadAddonConfig()
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{
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// Loads addons default config
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Core\Hook::callAll('load_config');
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// Load the local addon config file to overwritten default addon config values
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if (file_exists($this->getBasePath() . '/config/addon.config.php')) {
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$this->loadConfigFile($this->getBasePath() . '/config/addon.config.php', true);
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} elseif (file_exists($this->getBasePath() . '/config/addon.ini.php')) {
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$this->loadINIConfigFile($this->getBasePath() . '/config/addon.ini.php', true);
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}
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}
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/**
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* Tries to load the specified configuration array into the App->config array.
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* Doesn't overwrite previously set values by default to prevent default config files to supersede DB Config.
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*
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* @param array $config
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* @param bool $overwrite Force value overwrite if the config key already exists
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*/
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private function loadConfigArray(array $config, $overwrite = false)
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{
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foreach ($config as $category => $values) {
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foreach ($values as $key => $value) {
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if ($overwrite) {
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$this->setConfigValue($category, $key, $value);
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} else {
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$this->setDefaultConfigValue($category, $key, $value);
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}
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}
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}
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}
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/**
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* Loads the default timezone
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*
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* Include support for legacy $default_timezone
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*
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* @global string $default_timezone
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*/
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private function loadDefaultTimezone()
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{
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if ($this->getConfigValue('system', 'default_timezone')) {
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$this->timezone = $this->getConfigValue('system', 'default_timezone');
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} else {
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global $default_timezone;
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$this->timezone = !empty($default_timezone) ? $default_timezone : 'UTC';
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}
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if ($this->timezone) {
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date_default_timezone_set($this->timezone);
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}
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}
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/**
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* Figure out if we are running at the top of a domain or in a sub-directory and adjust accordingly
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*/
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private function determineURLPath()
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{
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/* Relative script path to the web server root
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* Not all of those $_SERVER properties can be present, so we do by inverse priority order
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*/
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$relative_script_path = '';
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$relative_script_path = defaults($_SERVER, 'REDIRECT_URL' , $relative_script_path);
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$relative_script_path = defaults($_SERVER, 'REDIRECT_URI' , $relative_script_path);
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$relative_script_path = defaults($_SERVER, 'REDIRECT_SCRIPT_URL', $relative_script_path);
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$relative_script_path = defaults($_SERVER, 'SCRIPT_URL' , $relative_script_path);
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$relative_script_path = defaults($_SERVER, 'REQUEST_URI' , $relative_script_path);
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$this->urlPath = $this->getConfigValue('system', 'urlpath');
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/* $relative_script_path gives /relative/path/to/friendica/module/parameter
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* QUERY_STRING gives pagename=module/parameter
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*
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* To get /relative/path/to/friendica we perform dirname() for as many levels as there are slashes in the QUERY_STRING
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*/
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if (!empty($relative_script_path)) {
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// Module
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if (!empty($_SERVER['QUERY_STRING'])) {
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$path = trim(rdirname($relative_script_path, substr_count(trim($_SERVER['QUERY_STRING'], '/'), '/') + 1), '/');
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|
} else {
|
|
// Root page
|
|
$path = trim($relative_script_path, '/');
|
|
}
|
|
|
|
if ($path && $path != $this->urlPath) {
|
|
$this->urlPath = $path;
|
|
}
|
|
}
|
|
}
|
|
|
|
public function loadDatabase()
|
|
{
|
|
if (DBA::connected()) {
|
|
return;
|
|
}
|
|
|
|
$db_host = $this->getConfigValue('database', 'hostname');
|
|
$db_user = $this->getConfigValue('database', 'username');
|
|
$db_pass = $this->getConfigValue('database', 'password');
|
|
$db_data = $this->getConfigValue('database', 'database');
|
|
$charset = $this->getConfigValue('database', 'charset');
|
|
|
|
// Use environment variables for mysql if they are set beforehand
|
|
if (!empty(getenv('MYSQL_HOST'))
|
|
&& !empty(getenv('MYSQL_USERNAME') || !empty(getenv('MYSQL_USER')))
|
|
&& getenv('MYSQL_PASSWORD') !== false
|
|
&& !empty(getenv('MYSQL_DATABASE')))
|
|
{
|
|
$db_host = getenv('MYSQL_HOST');
|
|
if (!empty(getenv('MYSQL_PORT'))) {
|
|
$db_host .= ':' . getenv('MYSQL_PORT');
|
|
}
|
|
if (!empty(getenv('MYSQL_USERNAME'))) {
|
|
$db_user = getenv('MYSQL_USERNAME');
|
|
} else {
|
|
$db_user = getenv('MYSQL_USER');
|
|
}
|
|
$db_pass = (string) getenv('MYSQL_PASSWORD');
|
|
$db_data = getenv('MYSQL_DATABASE');
|
|
}
|
|
|
|
$stamp1 = microtime(true);
|
|
|
|
if (DBA::connect($db_host, $db_user, $db_pass, $db_data, $charset)) {
|
|
// Loads DB_UPDATE_VERSION constant
|
|
Database\DBStructure::definition(false);
|
|
}
|
|
|
|
unset($db_host, $db_user, $db_pass, $db_data, $charset);
|
|
|
|
$this->saveTimestamp($stamp1, 'network');
|
|
}
|
|
|
|
/**
|
|
* @brief Returns the base filesystem path of the App
|
|
*
|
|
* It first checks for the internal variable, then for DOCUMENT_ROOT and
|
|
* finally for PWD
|
|
*
|
|
* @return string
|
|
*/
|
|
public function getBasePath()
|
|
{
|
|
$basepath = $this->basePath;
|
|
|
|
if (!$basepath) {
|
|
$basepath = Core\Config::get('system', 'basepath');
|
|
}
|
|
|
|
if (!$basepath && !empty($_SERVER['DOCUMENT_ROOT'])) {
|
|
$basepath = $_SERVER['DOCUMENT_ROOT'];
|
|
}
|
|
|
|
if (!$basepath && !empty($_SERVER['PWD'])) {
|
|
$basepath = $_SERVER['PWD'];
|
|
}
|
|
|
|
return self::getRealPath($basepath);
|
|
}
|
|
|
|
/**
|
|
* @brief Returns a normalized file path
|
|
*
|
|
* This is a wrapper for the "realpath" function.
|
|
* That function cannot detect the real path when some folders aren't readable.
|
|
* Since this could happen with some hosters we need to handle this.
|
|
*
|
|
* @param string $path The path that is about to be normalized
|
|
* @return string normalized path - when possible
|
|
*/
|
|
public static function getRealPath($path)
|
|
{
|
|
$normalized = realpath($path);
|
|
|
|
if (!is_bool($normalized)) {
|
|
return $normalized;
|
|
} else {
|
|
return $path;
|
|
}
|
|
}
|
|
|
|
public function getScheme()
|
|
{
|
|
return $this->scheme;
|
|
}
|
|
|
|
/**
|
|
* @brief Retrieves the Friendica instance base URL
|
|
*
|
|
* This function assembles the base URL from multiple parts:
|
|
* - Protocol is determined either by the request or a combination of
|
|
* system.ssl_policy and the $ssl parameter.
|
|
* - Host name is determined either by system.hostname or inferred from request
|
|
* - Path is inferred from SCRIPT_NAME
|
|
*
|
|
* Note: $ssl parameter value doesn't directly correlate with the resulting protocol
|
|
*
|
|
* @param bool $ssl Whether to append http or https under SSL_POLICY_SELFSIGN
|
|
* @return string Friendica server base URL
|
|
*/
|
|
public function getBaseURL($ssl = false)
|
|
{
|
|
$scheme = $this->scheme;
|
|
|
|
if (Core\Config::get('system', 'ssl_policy') == SSL_POLICY_FULL) {
|
|
$scheme = 'https';
|
|
}
|
|
|
|
// Basically, we have $ssl = true on any links which can only be seen by a logged in user
|
|
// (and also the login link). Anything seen by an outsider will have it turned off.
|
|
|
|
if (Core\Config::get('system', 'ssl_policy') == SSL_POLICY_SELFSIGN) {
|
|
if ($ssl) {
|
|
$scheme = 'https';
|
|
} else {
|
|
$scheme = 'http';
|
|
}
|
|
}
|
|
|
|
if (Core\Config::get('config', 'hostname') != '') {
|
|
$this->hostname = Core\Config::get('config', 'hostname');
|
|
}
|
|
|
|
return $scheme . '://' . $this->hostname . !empty($this->getURLPath() ? '/' . $this->getURLPath() : '' );
|
|
}
|
|
|
|
/**
|
|
* @brief Initializes the baseurl components
|
|
*
|
|
* Clears the baseurl cache to prevent inconsistencies
|
|
*
|
|
* @param string $url
|
|
*/
|
|
public function setBaseURL($url)
|
|
{
|
|
$parsed = @parse_url($url);
|
|
$hostname = '';
|
|
|
|
if (!empty($parsed)) {
|
|
if (!empty($parsed['scheme'])) {
|
|
$this->scheme = $parsed['scheme'];
|
|
}
|
|
|
|
if (!empty($parsed['host'])) {
|
|
$hostname = $parsed['host'];
|
|
}
|
|
|
|
if (!empty($parsed['port'])) {
|
|
$hostname .= ':' . $parsed['port'];
|
|
}
|
|
if (!empty($parsed['path'])) {
|
|
$this->urlPath = trim($parsed['path'], '\\/');
|
|
}
|
|
|
|
if (file_exists($this->getBasePath() . '/.htpreconfig.php')) {
|
|
include $this->getBasePath() . '/.htpreconfig.php';
|
|
}
|
|
|
|
if (Core\Config::get('config', 'hostname') != '') {
|
|
$this->hostname = Core\Config::get('config', 'hostname');
|
|
}
|
|
|
|
if (!isset($this->hostname) || ($this->hostname == '')) {
|
|
$this->hostname = $hostname;
|
|
}
|
|
}
|
|
}
|
|
|
|
public function getHostName()
|
|
{
|
|
if (Core\Config::get('config', 'hostname') != '') {
|
|
$this->hostname = Core\Config::get('config', 'hostname');
|
|
}
|
|
|
|
return $this->hostname;
|
|
}
|
|
|
|
public function getURLPath()
|
|
{
|
|
return $this->urlPath;
|
|
}
|
|
|
|
/**
|
|
* Initializes App->page['htmlhead'].
|
|
*
|
|
* Includes:
|
|
* - Page title
|
|
* - Favicons
|
|
* - Registered stylesheets (through App->registerStylesheet())
|
|
* - Infinite scroll data
|
|
* - head.tpl template
|
|
*/
|
|
public function initHead()
|
|
{
|
|
$interval = ((local_user()) ? Core\PConfig::get(local_user(), 'system', 'update_interval') : 40000);
|
|
|
|
// If the update is 'deactivated' set it to the highest integer number (~24 days)
|
|
if ($interval < 0) {
|
|
$interval = 2147483647;
|
|
}
|
|
|
|
if ($interval < 10000) {
|
|
$interval = 40000;
|
|
}
|
|
|
|
// compose the page title from the sitename and the
|
|
// current module called
|
|
if (!$this->module == '') {
|
|
$this->page['title'] = $this->config['sitename'] . ' (' . $this->module . ')';
|
|
} else {
|
|
$this->page['title'] = $this->config['sitename'];
|
|
}
|
|
|
|
if (!empty(Core\Renderer::$theme['stylesheet'])) {
|
|
$stylesheet = Core\Renderer::$theme['stylesheet'];
|
|
} else {
|
|
$stylesheet = $this->getCurrentThemeStylesheetPath();
|
|
}
|
|
|
|
$this->registerStylesheet($stylesheet);
|
|
|
|
$shortcut_icon = Core\Config::get('system', 'shortcut_icon');
|
|
if ($shortcut_icon == '') {
|
|
$shortcut_icon = 'images/friendica-32.png';
|
|
}
|
|
|
|
$touch_icon = Core\Config::get('system', 'touch_icon');
|
|
if ($touch_icon == '') {
|
|
$touch_icon = 'images/friendica-128.png';
|
|
}
|
|
|
|
Core\Addon::callHooks('head', $this->page['htmlhead']);
|
|
|
|
$tpl = Core\Renderer::getMarkupTemplate('head.tpl');
|
|
/* put the head template at the beginning of page['htmlhead']
|
|
* since the code added by the modules frequently depends on it
|
|
* being first
|
|
*/
|
|
$this->page['htmlhead'] = Core\Renderer::replaceMacros($tpl, [
|
|
'$baseurl' => $this->getBaseURL(),
|
|
'$local_user' => local_user(),
|
|
'$generator' => 'Friendica' . ' ' . FRIENDICA_VERSION,
|
|
'$delitem' => Core\L10n::t('Delete this item?'),
|
|
'$showmore' => Core\L10n::t('show more'),
|
|
'$showfewer' => Core\L10n::t('show fewer'),
|
|
'$update_interval' => $interval,
|
|
'$shortcut_icon' => $shortcut_icon,
|
|
'$touch_icon' => $touch_icon,
|
|
'$block_public' => intval(Core\Config::get('system', 'block_public')),
|
|
'$stylesheets' => $this->stylesheets,
|
|
]) . $this->page['htmlhead'];
|
|
}
|
|
|
|
/**
|
|
* Initializes App->page['footer'].
|
|
*
|
|
* Includes:
|
|
* - Javascript homebase
|
|
* - Mobile toggle link
|
|
* - Registered footer scripts (through App->registerFooterScript())
|
|
* - footer.tpl template
|
|
*/
|
|
public function initFooter()
|
|
{
|
|
// If you're just visiting, let javascript take you home
|
|
if (!empty($_SESSION['visitor_home'])) {
|
|
$homebase = $_SESSION['visitor_home'];
|
|
} elseif (local_user()) {
|
|
$homebase = 'profile/' . $this->user['nickname'];
|
|
}
|
|
|
|
if (isset($homebase)) {
|
|
$this->page['footer'] .= '<script>var homebase="' . $homebase . '";</script>' . "\n";
|
|
}
|
|
|
|
/*
|
|
* Add a "toggle mobile" link if we're using a mobile device
|
|
*/
|
|
if ($this->is_mobile || $this->is_tablet) {
|
|
if (isset($_SESSION['show-mobile']) && !$_SESSION['show-mobile']) {
|
|
$link = 'toggle_mobile?address=' . urlencode(curPageURL());
|
|
} else {
|
|
$link = 'toggle_mobile?off=1&address=' . urlencode(curPageURL());
|
|
}
|
|
$this->page['footer'] .= Core\Renderer::replaceMacros(Core\Renderer::getMarkupTemplate("toggle_mobile_footer.tpl"), [
|
|
'$toggle_link' => $link,
|
|
'$toggle_text' => Core\L10n::t('toggle mobile')
|
|
]);
|
|
}
|
|
|
|
Core\Addon::callHooks('footer', $this->page['footer']);
|
|
|
|
$tpl = Core\Renderer::getMarkupTemplate('footer.tpl');
|
|
$this->page['footer'] = Core\Renderer::replaceMacros($tpl, [
|
|
'$baseurl' => $this->getBaseURL(),
|
|
'$footerScripts' => $this->footerScripts,
|
|
]) . $this->page['footer'];
|
|
}
|
|
|
|
/**
|
|
* @brief Removes the base url from an url. This avoids some mixed content problems.
|
|
*
|
|
* @param string $origURL
|
|
*
|
|
* @return string The cleaned url
|
|
*/
|
|
public function removeBaseURL($origURL)
|
|
{
|
|
// Remove the hostname from the url if it is an internal link
|
|
$nurl = Util\Strings::normaliseLink($origURL);
|
|
$base = Util\Strings::normaliseLink($this->getBaseURL());
|
|
$url = str_replace($base . '/', '', $nurl);
|
|
|
|
// if it is an external link return the orignal value
|
|
if ($url == Util\Strings::normaliseLink($origURL)) {
|
|
return $origURL;
|
|
} else {
|
|
return $url;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Saves a timestamp for a value - f.e. a call
|
|
* Necessary for profiling Friendica
|
|
*
|
|
* @param int $timestamp the Timestamp
|
|
* @param string $value A value to profile
|
|
*/
|
|
public function saveTimestamp($timestamp, $value)
|
|
{
|
|
if (!isset($this->config['system']['profiler']) || !$this->config['system']['profiler']) {
|
|
return;
|
|
}
|
|
|
|
$duration = (float) (microtime(true) - $timestamp);
|
|
|
|
if (!isset($this->performance[$value])) {
|
|
// Prevent ugly E_NOTICE
|
|
$this->performance[$value] = 0;
|
|
}
|
|
|
|
$this->performance[$value] += (float) $duration;
|
|
$this->performance['marktime'] += (float) $duration;
|
|
|
|
$callstack = Core\System::callstack();
|
|
|
|
if (!isset($this->callstack[$value][$callstack])) {
|
|
// Prevent ugly E_NOTICE
|
|
$this->callstack[$value][$callstack] = 0;
|
|
}
|
|
|
|
$this->callstack[$value][$callstack] += (float) $duration;
|
|
}
|
|
|
|
/**
|
|
* Returns the current UserAgent as a String
|
|
*
|
|
* @return string the UserAgent as a String
|
|
*/
|
|
public function getUserAgent()
|
|
{
|
|
return
|
|
FRIENDICA_PLATFORM . " '" .
|
|
FRIENDICA_CODENAME . "' " .
|
|
FRIENDICA_VERSION . '-' .
|
|
DB_UPDATE_VERSION . '; ' .
|
|
$this->getBaseURL();
|
|
}
|
|
|
|
/**
|
|
* Checks, if the call is from the Friendica App
|
|
*
|
|
* Reason:
|
|
* The friendica client has problems with the GUID in the notify. this is some workaround
|
|
*/
|
|
private function checkFriendicaApp()
|
|
{
|
|
// Friendica-Client
|
|
$this->isFriendicaApp = isset($_SERVER['HTTP_USER_AGENT']) && $_SERVER['HTTP_USER_AGENT'] == 'Apache-HttpClient/UNAVAILABLE (java 1.4)';
|
|
}
|
|
|
|
/**
|
|
* Is the call via the Friendica app? (not a "normale" call)
|
|
*
|
|
* @return bool true if it's from the Friendica app
|
|
*/
|
|
public function isFriendicaApp()
|
|
{
|
|
return $this->isFriendicaApp;
|
|
}
|
|
|
|
/**
|
|
* @brief Checks if the site is called via a backend process
|
|
*
|
|
* This isn't a perfect solution. But we need this check very early.
|
|
* So we cannot wait until the modules are loaded.
|
|
*
|
|
* @param string $backend true, if the backend flag was set during App initialization
|
|
*
|
|
*/
|
|
private function checkBackend($backend) {
|
|
static $backends = [
|
|
'_well_known',
|
|
'api',
|
|
'dfrn_notify',
|
|
'fetch',
|
|
'hcard',
|
|
'hostxrd',
|
|
'nodeinfo',
|
|
'noscrape',
|
|
'p',
|
|
'poco',
|
|
'post',
|
|
'proxy',
|
|
'pubsub',
|
|
'pubsubhubbub',
|
|
'receive',
|
|
'rsd_xml',
|
|
'salmon',
|
|
'statistics_json',
|
|
'xrd',
|
|
];
|
|
|
|
// Check if current module is in backend or backend flag is set
|
|
$this->isBackend = (in_array($this->module, $backends) || $backend || $this->isBackend);
|
|
}
|
|
|
|
/**
|
|
* Returns true, if the call is from a backend node (f.e. from a worker)
|
|
*
|
|
* @return bool Is it a known backend?
|
|
*/
|
|
public function isBackend()
|
|
{
|
|
return $this->isBackend;
|
|
}
|
|
|
|
/**
|
|
* @brief Checks if the maximum number of database processes is reached
|
|
*
|
|
* @return bool Is the limit reached?
|
|
*/
|
|
public function isMaxProcessesReached()
|
|
{
|
|
// Deactivated, needs more investigating if this check really makes sense
|
|
return false;
|
|
|
|
/*
|
|
* Commented out to suppress static analyzer issues
|
|
*
|
|
if ($this->is_backend()) {
|
|
$process = 'backend';
|
|
$max_processes = Core\Config::get('system', 'max_processes_backend');
|
|
if (intval($max_processes) == 0) {
|
|
$max_processes = 5;
|
|
}
|
|
} else {
|
|
$process = 'frontend';
|
|
$max_processes = Core\Config::get('system', 'max_processes_frontend');
|
|
if (intval($max_processes) == 0) {
|
|
$max_processes = 20;
|
|
}
|
|
}
|
|
|
|
$processlist = DBA::processlist();
|
|
if ($processlist['list'] != '') {
|
|
Core\Logger::log('Processcheck: Processes: ' . $processlist['amount'] . ' - Processlist: ' . $processlist['list'], Core\Logger::DEBUG);
|
|
|
|
if ($processlist['amount'] > $max_processes) {
|
|
Core\Logger::log('Processcheck: Maximum number of processes for ' . $process . ' tasks (' . $max_processes . ') reached.', Core\Logger::DEBUG);
|
|
return true;
|
|
}
|
|
}
|
|
return false;
|
|
*/
|
|
}
|
|
|
|
/**
|
|
* @brief Checks if the minimal memory is reached
|
|
*
|
|
* @return bool Is the memory limit reached?
|
|
*/
|
|
public function isMinMemoryReached()
|
|
{
|
|
$min_memory = Core\Config::get('system', 'min_memory', 0);
|
|
if ($min_memory == 0) {
|
|
return false;
|
|
}
|
|
|
|
if (!is_readable('/proc/meminfo')) {
|
|
return false;
|
|
}
|
|
|
|
$memdata = explode("\n", file_get_contents('/proc/meminfo'));
|
|
|
|
$meminfo = [];
|
|
foreach ($memdata as $line) {
|
|
$data = explode(':', $line);
|
|
if (count($data) != 2) {
|
|
continue;
|
|
}
|
|
list($key, $val) = $data;
|
|
$meminfo[$key] = (int) trim(str_replace('kB', '', $val));
|
|
$meminfo[$key] = (int) ($meminfo[$key] / 1024);
|
|
}
|
|
|
|
if (!isset($meminfo['MemFree'])) {
|
|
return false;
|
|
}
|
|
|
|
$free = $meminfo['MemFree'];
|
|
|
|
$reached = ($free < $min_memory);
|
|
|
|
if ($reached) {
|
|
Core\Logger::log('Minimal memory reached: ' . $free . '/' . $meminfo['MemTotal'] . ' - limit ' . $min_memory, Core\Logger::DEBUG);
|
|
}
|
|
|
|
return $reached;
|
|
}
|
|
|
|
/**
|
|
* @brief Checks if the maximum load is reached
|
|
*
|
|
* @return bool Is the load reached?
|
|
*/
|
|
public function isMaxLoadReached()
|
|
{
|
|
if ($this->isBackend()) {
|
|
$process = 'backend';
|
|
$maxsysload = intval(Core\Config::get('system', 'maxloadavg'));
|
|
if ($maxsysload < 1) {
|
|
$maxsysload = 50;
|
|
}
|
|
} else {
|
|
$process = 'frontend';
|
|
$maxsysload = intval(Core\Config::get('system', 'maxloadavg_frontend'));
|
|
if ($maxsysload < 1) {
|
|
$maxsysload = 50;
|
|
}
|
|
}
|
|
|
|
$load = Core\System::currentLoad();
|
|
if ($load) {
|
|
if (intval($load) > $maxsysload) {
|
|
Core\Logger::log('system: load ' . $load . ' for ' . $process . ' tasks (' . $maxsysload . ') too high.');
|
|
return true;
|
|
}
|
|
}
|
|
return false;
|
|
}
|
|
|
|
/**
|
|
* Executes a child process with 'proc_open'
|
|
*
|
|
* @param string $command The command to execute
|
|
* @param array $args Arguments to pass to the command ( [ 'key' => value, 'key2' => value2, ... ]
|
|
*/
|
|
public function proc_run($command, $args)
|
|
{
|
|
if (!function_exists('proc_open')) {
|
|
return;
|
|
}
|
|
|
|
$cmdline = $this->getConfigValue('config', 'php_path', 'php') . ' ' . escapeshellarg($command);
|
|
|
|
foreach ($args as $key => $value) {
|
|
if (!is_null($value) && is_bool($value) && !$value) {
|
|
continue;
|
|
}
|
|
|
|
$cmdline .= ' --' . $key;
|
|
if (!is_null($value) && !is_bool($value)) {
|
|
$cmdline .= ' ' . $value;
|
|
}
|
|
}
|
|
|
|
if ($this->isMinMemoryReached()) {
|
|
return;
|
|
}
|
|
|
|
if (strtoupper(substr(PHP_OS, 0, 3)) === 'WIN') {
|
|
$resource = proc_open('cmd /c start /b ' . $cmdline, [], $foo, $this->getBasePath());
|
|
} else {
|
|
$resource = proc_open($cmdline . ' &', [], $foo, $this->getBasePath());
|
|
}
|
|
if (!is_resource($resource)) {
|
|
Core\Logger::log('We got no resource for command ' . $cmdline, Core\Logger::DEBUG);
|
|
return;
|
|
}
|
|
proc_close($resource);
|
|
}
|
|
|
|
/**
|
|
* @brief Returns the system user that is executing the script
|
|
*
|
|
* This mostly returns something like "www-data".
|
|
*
|
|
* @return string system username
|
|
*/
|
|
private static function getSystemUser()
|
|
{
|
|
if (!function_exists('posix_getpwuid') || !function_exists('posix_geteuid')) {
|
|
return '';
|
|
}
|
|
|
|
$processUser = posix_getpwuid(posix_geteuid());
|
|
return $processUser['name'];
|
|
}
|
|
|
|
/**
|
|
* @brief Checks if a given directory is usable for the system
|
|
*
|
|
* @return boolean the directory is usable
|
|
*/
|
|
public static function isDirectoryUsable($directory, $check_writable = true)
|
|
{
|
|
if ($directory == '') {
|
|
Core\Logger::log('Directory is empty. This shouldn\'t happen.', Core\Logger::DEBUG);
|
|
return false;
|
|
}
|
|
|
|
if (!file_exists($directory)) {
|
|
Core\Logger::log('Path "' . $directory . '" does not exist for user ' . self::getSystemUser(), Core\Logger::DEBUG);
|
|
return false;
|
|
}
|
|
|
|
if (is_file($directory)) {
|
|
Core\Logger::log('Path "' . $directory . '" is a file for user ' . self::getSystemUser(), Core\Logger::DEBUG);
|
|
return false;
|
|
}
|
|
|
|
if (!is_dir($directory)) {
|
|
Core\Logger::log('Path "' . $directory . '" is not a directory for user ' . self::getSystemUser(), Core\Logger::DEBUG);
|
|
return false;
|
|
}
|
|
|
|
if ($check_writable && !is_writable($directory)) {
|
|
Core\Logger::log('Path "' . $directory . '" is not writable for user ' . self::getSystemUser(), Core\Logger::DEBUG);
|
|
return false;
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
/**
|
|
* @param string $cat Config category
|
|
* @param string $k Config key
|
|
* @param mixed $default Default value if it isn't set
|
|
*
|
|
* @return string Returns the value of the Config entry
|
|
*/
|
|
public function getConfigValue($cat, $k, $default = null)
|
|
{
|
|
$return = $default;
|
|
|
|
if ($cat === 'config') {
|
|
if (isset($this->config[$k])) {
|
|
$return = $this->config[$k];
|
|
}
|
|
} else {
|
|
if (isset($this->config[$cat][$k])) {
|
|
$return = $this->config[$cat][$k];
|
|
}
|
|
}
|
|
|
|
return $return;
|
|
}
|
|
|
|
/**
|
|
* Sets a default value in the config cache. Ignores already existing keys.
|
|
*
|
|
* @param string $cat Config category
|
|
* @param string $k Config key
|
|
* @param mixed $v Default value to set
|
|
*/
|
|
private function setDefaultConfigValue($cat, $k, $v)
|
|
{
|
|
if (!isset($this->config[$cat][$k])) {
|
|
$this->setConfigValue($cat, $k, $v);
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Sets a value in the config cache. Accepts raw output from the config table
|
|
*
|
|
* @param string $cat Config category
|
|
* @param string $k Config key
|
|
* @param mixed $v Value to set
|
|
*/
|
|
public function setConfigValue($cat, $k, $v)
|
|
{
|
|
// Only arrays are serialized in database, so we have to unserialize sparingly
|
|
$value = is_string($v) && preg_match("|^a:[0-9]+:{.*}$|s", $v) ? unserialize($v) : $v;
|
|
|
|
if ($cat === 'config') {
|
|
$this->config[$k] = $value;
|
|
} else {
|
|
if (!isset($this->config[$cat])) {
|
|
$this->config[$cat] = [];
|
|
}
|
|
|
|
$this->config[$cat][$k] = $value;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Deletes a value from the config cache
|
|
*
|
|
* @param string $cat Config category
|
|
* @param string $k Config key
|
|
*/
|
|
public function deleteConfigValue($cat, $k)
|
|
{
|
|
if ($cat === 'config') {
|
|
if (isset($this->config[$k])) {
|
|
unset($this->config[$k]);
|
|
}
|
|
} else {
|
|
if (isset($this->config[$cat][$k])) {
|
|
unset($this->config[$cat][$k]);
|
|
}
|
|
}
|
|
}
|
|
|
|
|
|
/**
|
|
* Retrieves a value from the user config cache
|
|
*
|
|
* @param int $uid User Id
|
|
* @param string $cat Config category
|
|
* @param string $k Config key
|
|
* @param mixed $default Default value if key isn't set
|
|
*
|
|
* @return string The value of the config entry
|
|
*/
|
|
public function getPConfigValue($uid, $cat, $k, $default = null)
|
|
{
|
|
$return = $default;
|
|
|
|
if (isset($this->config[$uid][$cat][$k])) {
|
|
$return = $this->config[$uid][$cat][$k];
|
|
}
|
|
|
|
return $return;
|
|
}
|
|
|
|
/**
|
|
* Sets a value in the user config cache
|
|
*
|
|
* Accepts raw output from the pconfig table
|
|
*
|
|
* @param int $uid User Id
|
|
* @param string $cat Config category
|
|
* @param string $k Config key
|
|
* @param mixed $v Value to set
|
|
*/
|
|
public function setPConfigValue($uid, $cat, $k, $v)
|
|
{
|
|
// Only arrays are serialized in database, so we have to unserialize sparingly
|
|
$value = is_string($v) && preg_match("|^a:[0-9]+:{.*}$|s", $v) ? unserialize($v) : $v;
|
|
|
|
if (!isset($this->config[$uid]) || !is_array($this->config[$uid])) {
|
|
$this->config[$uid] = [];
|
|
}
|
|
|
|
if (!isset($this->config[$uid][$cat]) || !is_array($this->config[$uid][$cat])) {
|
|
$this->config[$uid][$cat] = [];
|
|
}
|
|
|
|
$this->config[$uid][$cat][$k] = $value;
|
|
}
|
|
|
|
/**
|
|
* Deletes a value from the user config cache
|
|
*
|
|
* @param int $uid User Id
|
|
* @param string $cat Config category
|
|
* @param string $k Config key
|
|
*/
|
|
public function deletePConfigValue($uid, $cat, $k)
|
|
{
|
|
if (isset($this->config[$uid][$cat][$k])) {
|
|
unset($this->config[$uid][$cat][$k]);
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Generates the site's default sender email address
|
|
*
|
|
* @return string
|
|
*/
|
|
public function getSenderEmailAddress()
|
|
{
|
|
$sender_email = Core\Config::get('config', 'sender_email');
|
|
if (empty($sender_email)) {
|
|
$hostname = $this->getHostName();
|
|
if (strpos($hostname, ':')) {
|
|
$hostname = substr($hostname, 0, strpos($hostname, ':'));
|
|
}
|
|
|
|
$sender_email = 'noreply@' . $hostname;
|
|
}
|
|
|
|
return $sender_email;
|
|
}
|
|
|
|
/**
|
|
* Returns the current theme name.
|
|
*
|
|
* @return string the name of the current theme
|
|
*/
|
|
public function getCurrentTheme()
|
|
{
|
|
if ($this->getMode()->isInstall()) {
|
|
return '';
|
|
}
|
|
|
|
//// @TODO Compute the current theme only once (this behavior has
|
|
/// already been implemented, but it didn't work well -
|
|
/// https://github.com/friendica/friendica/issues/5092)
|
|
$this->computeCurrentTheme();
|
|
|
|
return $this->currentTheme;
|
|
}
|
|
|
|
/**
|
|
* Computes the current theme name based on the node settings, the user settings and the device type
|
|
*
|
|
* @throws Exception
|
|
*/
|
|
private function computeCurrentTheme()
|
|
{
|
|
$system_theme = Core\Config::get('system', 'theme');
|
|
if (!$system_theme) {
|
|
throw new Exception(Core\L10n::t('No system theme config value set.'));
|
|
}
|
|
|
|
// Sane default
|
|
$this->currentTheme = $system_theme;
|
|
|
|
$allowed_themes = explode(',', Core\Config::get('system', 'allowed_themes', $system_theme));
|
|
|
|
$page_theme = null;
|
|
// Find the theme that belongs to the user whose stuff we are looking at
|
|
if ($this->profile_uid && ($this->profile_uid != local_user())) {
|
|
// Allow folks to override user themes and always use their own on their own site.
|
|
// This works only if the user is on the same server
|
|
$user = DBA::selectFirst('user', ['theme'], ['uid' => $this->profile_uid]);
|
|
if (DBA::isResult($user) && !Core\PConfig::get(local_user(), 'system', 'always_my_theme')) {
|
|
$page_theme = $user['theme'];
|
|
}
|
|
}
|
|
|
|
$user_theme = Core\Session::get('theme', $system_theme);
|
|
|
|
// Specific mobile theme override
|
|
if (($this->is_mobile || $this->is_tablet) && Core\Session::get('show-mobile', true)) {
|
|
$system_mobile_theme = Core\Config::get('system', 'mobile-theme');
|
|
$user_mobile_theme = Core\Session::get('mobile-theme', $system_mobile_theme);
|
|
|
|
// --- means same mobile theme as desktop
|
|
if (!empty($user_mobile_theme) && $user_mobile_theme !== '---') {
|
|
$user_theme = $user_mobile_theme;
|
|
}
|
|
}
|
|
|
|
if ($page_theme) {
|
|
$theme_name = $page_theme;
|
|
} else {
|
|
$theme_name = $user_theme;
|
|
}
|
|
|
|
if ($theme_name
|
|
&& in_array($theme_name, $allowed_themes)
|
|
&& (file_exists('view/theme/' . $theme_name . '/style.css')
|
|
|| file_exists('view/theme/' . $theme_name . '/style.php'))
|
|
) {
|
|
$this->currentTheme = $theme_name;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* @brief Return full URL to theme which is currently in effect.
|
|
*
|
|
* Provide a sane default if nothing is chosen or the specified theme does not exist.
|
|
*
|
|
* @return string
|
|
*/
|
|
public function getCurrentThemeStylesheetPath()
|
|
{
|
|
return Core\Theme::getStylesheetPath($this->getCurrentTheme());
|
|
}
|
|
|
|
/**
|
|
* Check if request was an AJAX (xmlhttprequest) request.
|
|
*
|
|
* @return boolean true if it was an AJAX request
|
|
*/
|
|
public function isAjax()
|
|
{
|
|
return $this->isAjax;
|
|
}
|
|
|
|
/**
|
|
* Returns the value of a argv key
|
|
* TODO there are a lot of $a->argv usages in combination with defaults() which can be replaced with this method
|
|
*
|
|
* @param int $position the position of the argument
|
|
* @param mixed $default the default value if not found
|
|
*
|
|
* @return mixed returns the value of the argument
|
|
*/
|
|
public function getArgumentValue($position, $default = '')
|
|
{
|
|
if (array_key_exists($position, $this->argv)) {
|
|
return $this->argv[$position];
|
|
}
|
|
|
|
return $default;
|
|
}
|
|
|
|
/**
|
|
* Sets the base url for use in cmdline programs which don't have
|
|
* $_SERVER variables
|
|
*/
|
|
public function checkURL()
|
|
{
|
|
$url = Core\Config::get('system', 'url');
|
|
|
|
// if the url isn't set or the stored url is radically different
|
|
// than the currently visited url, store the current value accordingly.
|
|
// "Radically different" ignores common variations such as http vs https
|
|
// and www.example.com vs example.com.
|
|
// We will only change the url to an ip address if there is no existing setting
|
|
|
|
if (empty($url) || (!Util\Strings::compareLink($url, $this->getBaseURL())) && (!preg_match("/^(\d{1,3})\.(\d{1,3})\.(\d{1,3})\.(\d{1,3})$/", $this->getHostName()))) {
|
|
Core\Config::set('system', 'url', $this->getBaseURL());
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Frontend App script
|
|
*
|
|
* The App object behaves like a container and a dispatcher at the same time, including a representation of the
|
|
* request and a representation of the response.
|
|
*
|
|
* This probably should change to limit the size of this monster method.
|
|
*/
|
|
public function runFrontend()
|
|
{
|
|
// Missing DB connection: ERROR
|
|
if ($this->getMode()->has(App\Mode::LOCALCONFIGPRESENT) && !$this->getMode()->has(App\Mode::DBAVAILABLE)) {
|
|
Core\System::httpExit(500, ['title' => 'Error 500 - Internal Server Error', 'description' => 'Apologies but the website is unavailable at the moment.']);
|
|
}
|
|
|
|
// Max Load Average reached: ERROR
|
|
if ($this->isMaxProcessesReached() || $this->isMaxLoadReached()) {
|
|
header('Retry-After: 120');
|
|
header('Refresh: 120; url=' . $this->getBaseURL() . "/" . $this->query_string);
|
|
|
|
Core\System::httpExit(503, ['title' => 'Error 503 - Service Temporarily Unavailable', 'description' => 'Core\System is currently overloaded. Please try again later.']);
|
|
}
|
|
|
|
if (strstr($this->query_string, '.well-known/host-meta') && ($this->query_string != '.well-known/host-meta')) {
|
|
Core\System::httpExit(404);
|
|
}
|
|
|
|
if (!$this->getMode()->isInstall()) {
|
|
// Force SSL redirection
|
|
if (Core\Config::get('system', 'force_ssl') && ($this->getScheme() == "http")
|
|
&& intval(Core\Config::get('system', 'ssl_policy')) == SSL_POLICY_FULL
|
|
&& strpos($this->getBaseURL(), 'https://') === 0
|
|
&& $_SERVER['REQUEST_METHOD'] == 'GET') {
|
|
header('HTTP/1.1 302 Moved Temporarily');
|
|
header('Location: ' . $this->getBaseURL() . '/' . $this->query_string);
|
|
exit();
|
|
}
|
|
|
|
Core\Session::init();
|
|
Core\Addon::callHooks('init_1');
|
|
}
|
|
|
|
// Exclude the backend processes from the session management
|
|
if (!$this->isBackend()) {
|
|
$stamp1 = microtime(true);
|
|
session_start();
|
|
$this->saveTimestamp($stamp1, 'parser');
|
|
Core\L10n::setSessionVariable();
|
|
Core\L10n::setLangFromSession();
|
|
} else {
|
|
$_SESSION = [];
|
|
Core\Worker::executeIfIdle();
|
|
}
|
|
|
|
// ZRL
|
|
if (!empty($_GET['zrl']) && $this->getMode()->isNormal()) {
|
|
$this->query_string = Model\Profile::stripZrls($this->query_string);
|
|
if (!local_user()) {
|
|
// Only continue when the given profile link seems valid
|
|
// Valid profile links contain a path with "/profile/" and no query parameters
|
|
if ((parse_url($_GET['zrl'], PHP_URL_QUERY) == "") &&
|
|
strstr(parse_url($_GET['zrl'], PHP_URL_PATH), "/profile/")) {
|
|
if (defaults($_SESSION, "visitor_home", "") != $_GET["zrl"]) {
|
|
$_SESSION['my_url'] = $_GET['zrl'];
|
|
$_SESSION['authenticated'] = 0;
|
|
}
|
|
Model\Profile::zrlInit($this);
|
|
} else {
|
|
// Someone came with an invalid parameter, maybe as a DDoS attempt
|
|
// We simply stop processing here
|
|
Core\Logger::log("Invalid ZRL parameter " . $_GET['zrl'], Core\Logger::DEBUG);
|
|
Core\System::httpExit(403, ['title' => '403 Forbidden']);
|
|
}
|
|
}
|
|
}
|
|
|
|
if (!empty($_GET['owt']) && $this->getMode()->isNormal()) {
|
|
$token = $_GET['owt'];
|
|
$this->query_string = Model\Profile::stripQueryParam($this->query_string, 'owt');
|
|
Model\Profile::openWebAuthInit($token);
|
|
}
|
|
|
|
Module\Login::sessionAuth();
|
|
|
|
if (empty($_SESSION['authenticated'])) {
|
|
header('X-Account-Management-Status: none');
|
|
}
|
|
|
|
$_SESSION['sysmsg'] = defaults($_SESSION, 'sysmsg' , []);
|
|
$_SESSION['sysmsg_info'] = defaults($_SESSION, 'sysmsg_info' , []);
|
|
$_SESSION['last_updated'] = defaults($_SESSION, 'last_updated', []);
|
|
|
|
/*
|
|
* check_config() is responsible for running update scripts. These automatically
|
|
* update the DB schema whenever we push a new one out. It also checks to see if
|
|
* any addons have been added or removed and reacts accordingly.
|
|
*/
|
|
|
|
// in install mode, any url loads install module
|
|
// but we need "view" module for stylesheet
|
|
if ($this->getMode()->isInstall() && $this->module != 'view') {
|
|
$this->module = 'install';
|
|
} elseif (!$this->getMode()->has(App\Mode::MAINTENANCEDISABLED) && $this->module != 'view') {
|
|
$this->module = 'maintenance';
|
|
} else {
|
|
$this->checkURL();
|
|
Core\Update::check(false);
|
|
Core\Addon::loadAddons();
|
|
Core\Hook::loadHooks();
|
|
}
|
|
|
|
$this->page = [
|
|
'aside' => '',
|
|
'bottom' => '',
|
|
'content' => '',
|
|
'footer' => '',
|
|
'htmlhead' => '',
|
|
'nav' => '',
|
|
'page_title' => '',
|
|
'right_aside' => '',
|
|
'template' => '',
|
|
'title' => ''
|
|
];
|
|
|
|
if (strlen($this->module)) {
|
|
// Compatibility with the Android Diaspora client
|
|
if ($this->module == 'stream') {
|
|
$this->internalRedirect('network?f=&order=post');
|
|
}
|
|
|
|
if ($this->module == 'conversations') {
|
|
$this->internalRedirect('message');
|
|
}
|
|
|
|
if ($this->module == 'commented') {
|
|
$this->internalRedirect('network?f=&order=comment');
|
|
}
|
|
|
|
if ($this->module == 'liked') {
|
|
$this->internalRedirect('network?f=&order=comment');
|
|
}
|
|
|
|
if ($this->module == 'activity') {
|
|
$this->internalRedirect('network/?f=&conv=1');
|
|
}
|
|
|
|
if (($this->module == 'status_messages') && ($this->cmd == 'status_messages/new')) {
|
|
$this->internalRedirect('bookmarklet');
|
|
}
|
|
|
|
if (($this->module == 'user') && ($this->cmd == 'user/edit')) {
|
|
$this->internalRedirect('settings');
|
|
}
|
|
|
|
if (($this->module == 'tag_followings') && ($this->cmd == 'tag_followings/manage')) {
|
|
$this->internalRedirect('search');
|
|
}
|
|
|
|
// Compatibility with the Firefox App
|
|
if (($this->module == "users") && ($this->cmd == "users/sign_in")) {
|
|
$this->module = "login";
|
|
}
|
|
|
|
$privateapps = Core\Config::get('config', 'private_addons', false);
|
|
if (Core\Addon::isEnabled($this->module) && file_exists("addon/{$this->module}/{$this->module}.php")) {
|
|
//Check if module is an app and if public access to apps is allowed or not
|
|
if ((!local_user()) && Core\Hook::isAddonApp($this->module) && $privateapps) {
|
|
info(Core\L10n::t("You must be logged in to use addons. "));
|
|
} else {
|
|
include_once "addon/{$this->module}/{$this->module}.php";
|
|
if (function_exists($this->module . '_module')) {
|
|
LegacyModule::setModuleFile("addon/{$this->module}/{$this->module}.php");
|
|
$this->module_class = 'Friendica\\LegacyModule';
|
|
$this->module_loaded = true;
|
|
}
|
|
}
|
|
}
|
|
|
|
// Controller class routing
|
|
if (! $this->module_loaded && class_exists('Friendica\\Module\\' . ucfirst($this->module))) {
|
|
$this->module_class = 'Friendica\\Module\\' . ucfirst($this->module);
|
|
$this->module_loaded = true;
|
|
}
|
|
|
|
/* If not, next look for a 'standard' program module in the 'mod' directory
|
|
* We emulate a Module class through the LegacyModule class
|
|
*/
|
|
if (! $this->module_loaded && file_exists("mod/{$this->module}.php")) {
|
|
LegacyModule::setModuleFile("mod/{$this->module}.php");
|
|
$this->module_class = 'Friendica\\LegacyModule';
|
|
$this->module_loaded = true;
|
|
}
|
|
|
|
/* The URL provided does not resolve to a valid module.
|
|
*
|
|
* On Dreamhost sites, quite often things go wrong for no apparent reason and they send us to '/internal_error.html'.
|
|
* We don't like doing this, but as it occasionally accounts for 10-20% or more of all site traffic -
|
|
* we are going to trap this and redirect back to the requested page. As long as you don't have a critical error on your page
|
|
* this will often succeed and eventually do the right thing.
|
|
*
|
|
* Otherwise we are going to emit a 404 not found.
|
|
*/
|
|
if (! $this->module_loaded) {
|
|
// Stupid browser tried to pre-fetch our Javascript img template. Don't log the event or return anything - just quietly exit.
|
|
if (!empty($_SERVER['QUERY_STRING']) && preg_match('/{[0-9]}/', $_SERVER['QUERY_STRING']) !== 0) {
|
|
exit();
|
|
}
|
|
|
|
if (!empty($_SERVER['QUERY_STRING']) && ($_SERVER['QUERY_STRING'] === 'q=internal_error.html') && isset($dreamhost_error_hack)) {
|
|
Core\Logger::log('index.php: dreamhost_error_hack invoked. Original URI =' . $_SERVER['REQUEST_URI']);
|
|
$this->internalRedirect($_SERVER['REQUEST_URI']);
|
|
}
|
|
|
|
Core\Logger::log('index.php: page not found: ' . $_SERVER['REQUEST_URI'] . ' ADDRESS: ' . $_SERVER['REMOTE_ADDR'] . ' QUERY: ' . $_SERVER['QUERY_STRING'], Core\Logger::DEBUG);
|
|
|
|
header($_SERVER["SERVER_PROTOCOL"] . ' 404 ' . Core\L10n::t('Not Found'));
|
|
$tpl = Core\Renderer::getMarkupTemplate("404.tpl");
|
|
$this->page['content'] = Core\Renderer::replaceMacros($tpl, [
|
|
'$message' => Core\L10n::t('Page not found.')
|
|
]);
|
|
}
|
|
}
|
|
|
|
// Load current theme info
|
|
$theme_info_file = 'view/theme/' . $this->getCurrentTheme() . '/theme.php';
|
|
if (file_exists($theme_info_file)) {
|
|
require_once $theme_info_file;
|
|
}
|
|
|
|
// initialise content region
|
|
if ($this->getMode()->isNormal()) {
|
|
Core\Addon::callHooks('page_content_top', $this->page['content']);
|
|
}
|
|
|
|
// Call module functions
|
|
if ($this->module_loaded) {
|
|
$this->page['page_title'] = $this->module;
|
|
$placeholder = '';
|
|
|
|
Core\Addon::callHooks($this->module . '_mod_init', $placeholder);
|
|
|
|
call_user_func([$this->module_class, 'init']);
|
|
|
|
// "rawContent" is especially meant for technical endpoints.
|
|
// This endpoint doesn't need any theme initialization or other comparable stuff.
|
|
if (!$this->error) {
|
|
call_user_func([$this->module_class, 'rawContent']);
|
|
}
|
|
|
|
if (function_exists(str_replace('-', '_', $this->getCurrentTheme()) . '_init')) {
|
|
$func = str_replace('-', '_', $this->getCurrentTheme()) . '_init';
|
|
$func($this);
|
|
}
|
|
|
|
if (! $this->error && $_SERVER['REQUEST_METHOD'] === 'POST') {
|
|
Core\Addon::callHooks($this->module . '_mod_post', $_POST);
|
|
call_user_func([$this->module_class, 'post']);
|
|
}
|
|
|
|
if (! $this->error) {
|
|
Core\Addon::callHooks($this->module . '_mod_afterpost', $placeholder);
|
|
call_user_func([$this->module_class, 'afterpost']);
|
|
}
|
|
|
|
if (! $this->error) {
|
|
$arr = ['content' => $this->page['content']];
|
|
Core\Addon::callHooks($this->module . '_mod_content', $arr);
|
|
$this->page['content'] = $arr['content'];
|
|
$arr = ['content' => call_user_func([$this->module_class, 'content'])];
|
|
Core\Addon::callHooks($this->module . '_mod_aftercontent', $arr);
|
|
$this->page['content'] .= $arr['content'];
|
|
}
|
|
|
|
if (function_exists(str_replace('-', '_', $this->getCurrentTheme()) . '_content_loaded')) {
|
|
$func = str_replace('-', '_', $this->getCurrentTheme()) . '_content_loaded';
|
|
$func($this);
|
|
}
|
|
}
|
|
|
|
/* Create the page head after setting the language
|
|
* and getting any auth credentials.
|
|
*
|
|
* Moved initHead() and initFooter() to after
|
|
* all the module functions have executed so that all
|
|
* theme choices made by the modules can take effect.
|
|
*/
|
|
$this->initHead();
|
|
|
|
/* Build the page ending -- this is stuff that goes right before
|
|
* the closing </body> tag
|
|
*/
|
|
$this->initFooter();
|
|
|
|
/* now that we've been through the module content, see if the page reported
|
|
* a permission problem and if so, a 403 response would seem to be in order.
|
|
*/
|
|
if (stristr(implode("", $_SESSION['sysmsg']), Core\L10n::t('Permission denied'))) {
|
|
header($_SERVER["SERVER_PROTOCOL"] . ' 403 ' . Core\L10n::t('Permission denied.'));
|
|
}
|
|
|
|
// Report anything which needs to be communicated in the notification area (before the main body)
|
|
Core\Addon::callHooks('page_end', $this->page['content']);
|
|
|
|
// Add the navigation (menu) template
|
|
if ($this->module != 'install' && $this->module != 'maintenance') {
|
|
$this->page['htmlhead'] .= Core\Renderer::replaceMacros(Core\Renderer::getMarkupTemplate('nav_head.tpl'), []);
|
|
$this->page['nav'] = Content\Nav::build($this);
|
|
}
|
|
|
|
// Build the page - now that we have all the components
|
|
if (isset($_GET["mode"]) && (($_GET["mode"] == "raw") || ($_GET["mode"] == "minimal"))) {
|
|
$doc = new DOMDocument();
|
|
|
|
$target = new DOMDocument();
|
|
$target->loadXML("<root></root>");
|
|
|
|
$content = mb_convert_encoding($this->page["content"], 'HTML-ENTITIES', "UTF-8");
|
|
|
|
/// @TODO one day, kill those error-surpressing @ stuff, or PHP should ban it
|
|
@$doc->loadHTML($content);
|
|
|
|
$xpath = new DOMXPath($doc);
|
|
|
|
$list = $xpath->query("//*[contains(@id,'tread-wrapper-')]"); /* */
|
|
|
|
foreach ($list as $item) {
|
|
$item = $target->importNode($item, true);
|
|
|
|
// And then append it to the target
|
|
$target->documentElement->appendChild($item);
|
|
}
|
|
}
|
|
|
|
if (isset($_GET["mode"]) && ($_GET["mode"] == "raw")) {
|
|
header("Content-type: text/html; charset=utf-8");
|
|
|
|
echo substr($target->saveHTML(), 6, -8);
|
|
|
|
exit();
|
|
}
|
|
|
|
$page = $this->page;
|
|
$profile = $this->profile;
|
|
|
|
header("X-Friendica-Version: " . FRIENDICA_VERSION);
|
|
header("Content-type: text/html; charset=utf-8");
|
|
|
|
if (Core\Config::get('system', 'hsts') && (Core\Config::get('system', 'ssl_policy') == SSL_POLICY_FULL)) {
|
|
header("Strict-Transport-Security: max-age=31536000");
|
|
}
|
|
|
|
// Some security stuff
|
|
header('X-Content-Type-Options: nosniff');
|
|
header('X-XSS-Protection: 1; mode=block');
|
|
header('X-Permitted-Cross-Domain-Policies: none');
|
|
header('X-Frame-Options: sameorigin');
|
|
|
|
// Things like embedded OSM maps don't work, when this is enabled
|
|
// header("Content-Security-Policy: default-src 'self'; script-src 'self' 'unsafe-inline' 'unsafe-eval'; connect-src 'self'; style-src 'self' 'unsafe-inline'; font-src 'self'; img-src 'self' https: data:; media-src 'self' https:; child-src 'self' https:; object-src 'none'");
|
|
|
|
/* We use $_GET["mode"] for special page templates. So we will check if we have
|
|
* to load another page template than the default one.
|
|
* The page templates are located in /view/php/ or in the theme directory.
|
|
*/
|
|
if (isset($_GET["mode"])) {
|
|
$template = Core\Theme::getPathForFile($_GET["mode"] . '.php');
|
|
}
|
|
|
|
// If there is no page template use the default page template
|
|
if (empty($template)) {
|
|
$template = Core\Theme::getPathForFile("default.php");
|
|
}
|
|
|
|
// Theme templates expect $a as an App instance
|
|
$a = $this;
|
|
|
|
// Used as is in view/php/default.php
|
|
$lang = Core\L10n::getCurrentLang();
|
|
|
|
/// @TODO Looks unsafe (remote-inclusion), is maybe not but Core\Theme::getPathForFile() uses file_exists() but does not escape anything
|
|
require_once $template;
|
|
}
|
|
|
|
/**
|
|
* Redirects to another module relative to the current Friendica base.
|
|
* If you want to redirect to a external URL, use System::externalRedirectTo()
|
|
*
|
|
* @param string $toUrl The destination URL (Default is empty, which is the default page of the Friendica node)
|
|
* @param bool $ssl if true, base URL will try to get called with https:// (works just for relative paths)
|
|
*
|
|
* @throws InternalServerErrorException In Case the given URL is not relative to the Friendica node
|
|
*/
|
|
public function internalRedirect($toUrl = '', $ssl = false)
|
|
{
|
|
if (!empty(parse_url($toUrl, PHP_URL_SCHEME))) {
|
|
throw new InternalServerErrorException("'$toUrl is not a relative path, please use System::externalRedirectTo");
|
|
}
|
|
|
|
$redirectTo = $this->getBaseURL($ssl) . '/' . ltrim($toUrl, '/');
|
|
Core\System::externalRedirect($redirectTo);
|
|
}
|
|
|
|
/**
|
|
* Automatically redirects to relative or absolute URL
|
|
* Should only be used if it isn't clear if the URL is either internal or external
|
|
*
|
|
* @param string $toUrl The target URL
|
|
*
|
|
*/
|
|
public function redirect($toUrl)
|
|
{
|
|
if (!empty(parse_url($toUrl, PHP_URL_SCHEME))) {
|
|
Core\System::externalRedirect($toUrl);
|
|
} else {
|
|
$this->internalRedirect($toUrl);
|
|
}
|
|
}
|
|
}
|